Vs2008 Win7(64 bit)an error has occurred while attempting to load the crystal reports runtime

HI,

I am working on win7(64 bit) operating system I have installed following components on machine

VS2008(pro) licensed.

CR2008Sp3

Following are the installed programs

Crystal report runtimesp3 12.3.0.601

Crystal report basic for VS2008 10.5.0.0

Crystal report basic runtime  for VS2008 10.5.0.0

Crystal report basic runtime  for VS2008(64) 10.5.0.0

I am getting the following error on runtime

An error has occurred while attempting to load the Crystal Reports runtime. Either the Crystal Reports registry key permissions are insufficient or the Crystal Reports

runtime is not installed correctly. Please install the appropriate Crystal Reports redistributable (CRRedist*.msi) containing the correct version of the Crystal Reports

runtime (x86, x64, or Itanium) required. Please go to http://www.businessobjects.com/support for more information

Please let me know what else I need to view my crystal report.